vs
Dimensions
Size comparison
ED-R2750DBMK2-BKStockwell III
| ED-R2750DBMK2-BK | Stockwell III | Difference | |
|---|---|---|---|
| Height | 395.4 mm | 181 mm | +214.4 mm |
| Width | 223.4 mm | 150 mm | +73.4 mm |
| Depth | 279.8 mm | 72 mm | +207.8 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is ED-R2750DBMK2-BK better than Stockwell III?
- Output power144 W vs 127 W+13%
- Highest frequency40,000 Hz vs 20,000 Hz2×
- Bluetooth version6 vs 5.3+13%
- Lowest frequency45 Hz vs 54 Hz+20%
Why is Stockwell III better than ED-R2750DBMK2-BK?
Stockwell III has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Driver type | — | Dynamic |
| Driver size | — | 76.2 mm |
| Output power | 144 W | 127 W |
| Speaker channels | — | Stereo |
| Lowest frequency | 45 Hz | 54 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | — | Yes |
| Stereo | — | Yes |
| Battery & charging | ||
| Battery life | — | 40 h |
| Charging time | — | 3 h |
| Quick charge (claimed) | — | 20 min → 7 h |
| Fast charging support | — | Yes |
| Power bank function | — | Yes |
| Battery powered (portable) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 5.3 |
| Bluetooth codecs | — | LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Multipoint (two devices) | — | Yes |
| LE Audio | — | Yes |
| Auracast | — | Yes |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | — | Yes |
| Optical input | Yes | — |
| Design & build | ||
| Weight | — | 1,300 g |
| Width | 223 mm | 150 mm |
| Height | 395 mm | 181 mm |
| Depth | 280 mm | 72 mm |
| Protection rating | — | IP55 |
| Water resistance (IPx) | — | IPx5 |
| Dust protection (IP) | — | 5 |
